4

Lucent Technologies Inc.

Data Sheet

October 1997

L7591 Subscriber Line Interface Circuit Protector

Characteristic Curves

Figure 3. Typical Trip Characteristics of the SLIC Protector

Table 5. Symbols Definition

Symbol

Parameter

PNPN holding current

Pulse current

Peak pulse current

Tip or Ring current when PNPN is on

Reverse leakage current, Tip or Ring to Ground

Forward voltage, Tip or Ring to Ground

Peak forward voltage, Tip or Ring to Ground

Tip or Ring voltage when PNPN is off

Off-state capacitance, Tip or Ring to Ground

I

V